Android自定义View实现随手势滑动控件-创新互联
本文控件为大家分享了Android随手势滑动控件的具体代码,供大家参考,具体内容如下

1.新建自定义控件类:MyView
public class MyView extends Button{
//记录上次滑动后的坐标值
private int lastX;
private int lastY;
public MyView(Context context) {
super(context);
// TODO Auto-generated constructor stub
}
public MyView(Context context, AttributeSet attrs){
super(context, attrs);
}
@Override
public boolean onTouchEvent(MotionEvent event) {
// 获取view相对于手机屏幕的xy值
int x=(int) event.getRawX();
int y=(int) event.getRawY();
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
break;
case MotionEvent.ACTION_MOVE:
int deltaX=x-lastX;
int deltaY=y-lastY;
int translationX = (int) (ViewHelper.getTranslationX(this) + deltaX);
int translationY = (int) (ViewHelper.getTranslationY(this) + deltaY);
ViewHelper.setTranslationX(this,translationX);
ViewHelper.setTranslationY(this,translationY);
break;
case MotionEvent.ACTION_UP:
break;
default:
break;
}
lastX = x;
lastY = y;
return true;
}
文章题目:Android自定义View实现随手势滑动控件-创新互联
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